HELP ASAP I’m bein timed :( Acid deposition kills things ___.
A. very slowly
B. within minutes
C. within hours
D. at an average rate

At which location in earth’s interior does the top density continue to increase as thickness decreases?

What term describes a doctor who becomes a specialist by meeting standards beyond those of getting a license and passing a test in the specialty area?

Which of the following are causes of evolutionary change? 1)genetic drift 2) natural selection 3) gene flow 4)mutation